diff options
Diffstat (limited to 'src/gui/graphicsview/qsimplex_p.cpp')
| -rw-r--r-- | src/gui/graphicsview/qsimplex_p.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/gui/graphicsview/qsimplex_p.cpp b/src/gui/graphicsview/qsimplex_p.cpp index 3bd6b5a..e3a991e 100644 --- a/src/gui/graphicsview/qsimplex_p.cpp +++ b/src/gui/graphicsview/qsimplex_p.cpp @@ -84,12 +84,12 @@ void QSimplex::clearDataStructures() objective = 0; } -void QSimplex::setConstraints(const QList<QSimplexConstraint *> newConstraints) +bool QSimplex::setConstraints(const QList<QSimplexConstraint *> newConstraints) { clearDataStructures(); if (newConstraints.isEmpty()) - return; + return true; // we are ok with no constraints constraints = newConstraints; // Set Variables direct mapping @@ -153,7 +153,7 @@ void QSimplex::setConstraints(const QList<QSimplexConstraint *> newConstraints) matrix = (qreal *)malloc(sizeof(qreal) * columns * rows); if (!matrix) { qWarning() << "QSimplex: Unable to allocate memory!"; - return; + return false; } for (int i = columns * rows - 1; i >= 0; --i) matrix[i] = 0.0; @@ -198,11 +198,12 @@ void QSimplex::setConstraints(const QList<QSimplexConstraint *> newConstraints) if (valueAt(0, columns - 1) != 0.0) { qWarning() << "QSimplex: No feasible solution!"; clearDataStructures(); - return; + return false; } // Remove artificial variables clearColumns(firstArtificial, columns - 2); + return true; } void QSimplex::solveMaxHelper() |